Listen and subscribe on Stitcher, Apple Podcasts, Spotify, and all major podcast apps. In this episode of The Atlas Obscura Podcast, we visit a tiny island in Antarctica where the “loneliest post office in the world” got its start as a top-secret British military outpost during World War II—and became beloved by stamp collectors around the world. Our podcast is an audio guide to the world’s wondrous, awe-inspiring, strange places. In under 15 minutes, we’ll take you to an incredible site, and along the way you’ll meet some fascinating people…